Excavator cowling



FIG. 1 is a back elevation view of an excavator cowling showing the new design; and,

FIG. 2 is a back, right-side, and top isometric view of the excavator cowling. The claimed portion of the excavator cowling is symmetrical about its vertical centerline.

The broken lines show elements of the excavator cowling that form no part of the claimed design. 

CLAIM The ornamental design for an excavator cowling, as shown and described. 